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[libFuzzer] allow users to supply their own implementation of rand

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@243078 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Kostya Serebryany
2015-07-24 01:06:40 +00:00
parent a8f6ce415b
commit 33a9a09cd7
10 changed files with 85 additions and 32 deletions
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5
lib/Fuzzer/FuzzerDriver.cpp
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@@ -202,7 +202,8 @@ int ApplyTokens(const Fuzzer &F, const char *InputFilePath) {
}
int FuzzerDriver(int argc, char **argv, UserCallback Callback) {
SimpleUserSuppliedFuzzer SUSF(Callback);
FuzzerRandomLibc Rand(0);
SimpleUserSuppliedFuzzer SUSF(&Rand, Callback);
return FuzzerDriver(argc, argv, SUSF);
}
@@ -257,7 +258,7 @@ int FuzzerDriver(int argc, char **argv, UserSuppliedFuzzer &USF) {
Seed = time(0) * 10000 + getpid();
if (Flags.verbosity)
Printf("Seed: %u\n", Seed);
srand(Seed);
USF.GetRand().ResetSeed(Seed);
// Timer
if (Flags.timeout > 0)